| Section F : Construction | 
| Division 41 : Construction of buildings | 
| Group | Class | Sub-class | Description | 
| 410 |   |   | Construction of buildings | 
|   | 4100 |   | Construction of buildings | 
|   |   |   | This class excludes: | 
|   |   |   | - erection of complete prefabricated constructions from self-manufactured parts not of concrete, see divisions 16 and 25 | 
|   |   |   | - construction of industrial facilities, except buildings, see 4290 | 
|   |   |   | - architectural and engineering activities, see 7110 | 
|   |   |   | - project management activities related to construction, see 7110tion | 
|   |   | 41001 | Construction of buildings carried out on own-account basis or on a fee or contract basis | 
|   |   | 41002 | Activities relating to alteration, addition, repair, maintenance carried out on bown-account basis or on a fee or contract basis | 
|   |   | 41003 | Assembly and erection of prefabricated constructions on the site |